Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4493051 | Communication line scanning device for a communication controller | Bernard V. Brezzo, Jean Calvignac, Richard Dambricourt, Jean-Pierre Sanche | 1985-01-08 |
| 4491913 | Address generating device for a communication line scanning device | Jean Calvignac, Yves Granger | 1985-01-01 |